515 Compatibility (#19636)

* 515 compat

* double spaces

* Callback documentation, aa review

* spacing

* NAMEOF_STATIC

* big beta

code/modules/recycling/conveyor2.dm

@@ -184,7 +184,7 @@ GLOBAL_LIST_INIT(conveyor_switches, list())
 		// spawn hundreds of callbacks for the same thing.
 		// (they don't behave weirdly or anything, just eat CPU)
 		affecting.Add(AM)
-		addtimer(CALLBACK(src, .proc/move_thing, AM), slow_factor)
+		addtimer(CALLBACK(src, PROC_REF(move_thing), AM), slow_factor)
 		CHECK_TICK
 
 	// Use speedy process only if the belt is actually in use, and use normal process otherwise.
@@ -274,7 +274,7 @@ GLOBAL_LIST_INIT(conveyor_switches, list())
 	if(C.id != id)
 		return
 	conveyors += C
-	RegisterSignal(C, COMSIG_PARENT_QDELETING, .proc/unlink_conveyer) // so it GCs properly
+	RegisterSignal(C, COMSIG_PARENT_QDELETING, PROC_REF(unlink_conveyer)) // so it GCs properly
 
 /obj/machinery/conveyor_switch/proc/unlink_conveyer(obj/machinery/conveyor/C)
 	conveyors -= C

code/modules/recycling/disposal.dm

@@ -1167,7 +1167,7 @@
 /obj/structure/disposalpipe/trunk/Initialize(mapload)
 	. = ..()
 	dpdir = dir
-	addtimer(CALLBACK(src, .proc/getlinked), 0) // This has a delay of 0, but wont actually start until the MC is done
+	addtimer(CALLBACK(src, PROC_REF(getlinked)), 0) // This has a delay of 0, but wont actually start until the MC is done
 
 	update()
 	return
@@ -1299,7 +1299,7 @@
 
 /obj/structure/disposaloutlet/Initialize(mapload)
 	. = ..()
-	addtimer(CALLBACK(src, .proc/setup), 0) // Wait of 0, but this wont actually do anything until the MC is firing
+	addtimer(CALLBACK(src, PROC_REF(setup)), 0) // Wait of 0, but this wont actually do anything until the MC is firing
 
 
 /obj/structure/disposaloutlet/proc/setup()